More BESS news from across Europe, with ContourGlobal and Alpiq striking sizeable deals in Greece and France, Iberdrola putting projects into operation in Spain, and other project news in Germany, Poland, Denmark and Southeast Europe.

Germany’s four transmission system operators (TSOs) have begun procuring inertia services to help stabilise the electric grid as shares of renewable energy grow.

The global energy storage market is poised for continued expansion in 2026, even as supply chain constraints, regulatory evolution, and emerging applications reshape the landscape, according to Wood Mackenzie. 

A subsidiary of Juniper Green Energy has fully brought into commercial operation what the company claimed is India’s first merchant BESS project.

Luke Witmer, VP of software engineering at Wärtsilä Energy Storage, explains why 2025 was an “awkward” year, but one that saw the industry grow taller than ever.

Sahand Karimi and Henry Swisher of OptiGrid examine the two primary metrics used to evaluate the performance of battery storage trading: normalised revenue and percentage of perfect capture rate.

Virtual BESS tolling platform startup Terralayr has raised €192 million (US$223 million), primarily for its own build-own-operate BESS pipeline. CEO Philipp Man spoke to Energy-Storage.news about the funding round and growing its capacity virtualisation and tolling platform.

Fluence senior VP and chief enterprise operations officer Roman Loosen explains how 2025 saw energy storage go from “important” to “essential.”

We hear from IPP Zelestra about its decision not to proceed in Italy’s MACSE auction and the auction’s wider implications on demand for private tolls.

Taiwan-headquartered developer and services provider HD Renewable Energy (HDRE) is targeting further overseas expansion in 2026, with energy storage set to play a major role.